(Last Updated On: December 30, 2019)

Authors: Mara Padilla Evangelista-Huber MD

Abstract

Abstract: The Methods section of a clinical trial report should provide information on the design, conduct, and analysis of the trial. The essential information that must be found in this section includes details about:

Trial design:

· Description of trial design including allocation ratio

Participants:

· Eligibility criteria of participants

· Setting and location of the trial

Interventions:

· Formulation, dosage, timing, and duration of any intervention given

· Characteristics of any placebo, including how it was disguised

· ‘Usual care’ given to a control group, if any

· Who administered the intervention

Outcomes:

· Definitions of primary and secondary outcomes

· Who assessed the outcomes

· Frequency and timing of outcome measurements

Sample size:

· Key elements of the sample size calculation and interim analyses

Randomization:

· Sequence generation, allocation concealment, and implementation

Blinding:

· Who was blinded after assignment to interventions (participants, care providers, those assessing outcomes) and how it was done

Statistical methods:

· Reporting a treatment effect and the measure of uncertainty around the effect estimate

· Subgroup analyses, if any

 

Citation

Evangelista-Huber MP. Writing the methods section in a clinical trial report. J Phil Dermatol Soc 2019, 28(1), 10-14

 

Keywords

methods, research, dermatology

More Articles

A randomized, double-blind, comparative study on the safety and efficacy of virgin coconut (Cocos nucifera l.) oil against 1% hydrocortisone lotion as an anti-inflammatory and antipruritic preparation for mosquito reactions

  Authors: Uy, Veronica S, MD; Gracia B. Teodosio, MD, FPDS; Ma. Teresita G. Gabriel, MD, FPDS; Mary Catherine T. Galang, MD; Mohammad Yoga A. Waskito, MD; Johannes F. Dayrit, MD, FPDS     Abstract Background: Virgin coconut oil (VCO) has been reported...

read more